Balance wheel convenient to adjust and use

Abstract

The utility model discloses a balance wheel convenient to adjust and use. The balance wheel comprises an installation frame, a wheel frame, a wheel, a supporting piece and a connecting rod. The connecting rod penetrates through the mounting frame, the wheel carrier and the supporting piece to connect the mounting frame, the wheel carrier and the supporting piece, a positioning piece is arranged on the connecting rod, the positioning piece enables the wheel carrier and the mounting frame to be positioned and enables the wheel carrier and the mounting frame to rotate relatively, and the connecting rod can rotate relative to the mounting frame and the wheel carrier; the supporting piece is arranged in the wheel frame and can only ascend and descend relative to the wheel frame, the lower end of the connecting rod is in threaded connection with the supporting piece, a rotating rod is arranged on the mounting frame, and the rotating rod can drive the connecting rod to rotate. According to the design, the mounting frame, the wheel carrier and the supporting piece are positioned and rotationally connected through the connecting rod and the matched rotating structure, the mode of rotationally adjusting supporting is very convenient and labor-saving, and later-period adjusting operation is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of balance wheel especially, a kind of balance wheel of being convenient for adjusting use. BACKGROUND

[0002] The use of balance wheel is common in our production and life, for example, the trolley used in the delivery of dishes and other goods in our processing and production, hotel, the movement of trolley needs to rely on the balance wheel installed to realize.In the position needed by trolley, it needs to adjust the support component in the balance wheel to contact with ground to realize, the existing balance wheel is adjusted support, it is all needed to directly rotate support component to realize, however, there are the following defects in adjusting use: one aspect is that it is more laborious to directly screw adjustment support, another aspect is that it is also more laborious to continue rotating after rotating adjustment support and ground contact, it is very inconvenient.Therefore, it is necessary to improve in view of the defects existing in the use of the existing balance wheel. SUMMARY

[0003] The utility model discloses a kind of balance wheel of being convenient for adjusting use to solve the problems presented in the above background.

[0004] To solve the above technical problems, the technical scheme of the utility model is as follows: a kind of balance wheel of being convenient for adjusting use, including mounting frame, wheel frame, wheel, support piece, connecting rod;Connecting rod is formed connection between the three from mounting frame, wheel frame, support piece, the connecting rod is provided with positioning piece, positioning piece makes the wheel frame and mounting frame form positioning, and make the wheel frame and mounting frame can be relatively rotated, simultaneously, connecting rod can be rotated relative to mounting frame and wheel frame, wheel is installed on wheel frame;The support piece is arranged in wheel frame, and the support piece can only be raised and lowered relative to wheel frame, and the lower end of connecting rod is threadedly connected with the support piece, the mounting frame is provided with rotating rod, and the rotating rod can drive connecting rod to rotate, since the support piece can only be raised and lowered relative to wheel frame, so that the support piece is raised and lowered relative to wheel frame by the thread connection between connecting rod and support piece.

[0005] In the above-mentioned balance wheel of being convenient for adjusting use, the mounting frame includes upper frame body and lower frame body, the upper frame body and the lower frame body are fixedly connected and have a mounting cavity therebetween, the rotating gear is fixedly installed on the connecting rod, and the rotating gear is located in the mounting cavity, and the rotating rod can rotate to drive the rotating gear to rotate.

[0006] In the above-mentioned balance wheel of being convenient for adjusting use, the upper thrust ball bearing is arranged between the wheel frame and the rotating gear, and the upper thrust ball bearing cooperates with the positioning piece to form positioning and rotating connection between the wheel frame and the mounting frame.

[0007] In the balance wheel convenient to adjust and use, the positioning member comprises a fixed nut and a lower thrust ball bearing, the fixed nut is fixed with the connecting rod, and the lower thrust ball bearing is positioned and abuts against the wheel frame.

[0008] In the balance wheel convenient to adjust and use, rotating bearings are respectively arranged between the connecting rod and the mounting frame and the wheel frame.

[0009] In the balance wheel convenient to adjust and use, the supporting member is provided with a lifting positioning groove, and the wheel frame is provided with a lifting positioning boss corresponding to the lifting positioning groove.

[0010] In the balance wheel convenient to adjust and use, the rotating rod is rotatably arranged between the upper frame body and the lower frame body, and the end portion is provided with a gear end portion rotatably engaged with the rotating gear.

[0011] In the balance wheel convenient to adjust and use, the rotating rod is rotatably arranged between the upper frame body and the lower frame body, and the end portion is provided with a gear end portion rotatably engaged with the rotating gear.

[0012] In the balance wheel convenient to adjust and use, the wheel frame is provided with a positioning member accommodating groove corresponding to the positioning member.

[0013] In the balance wheel convenient to adjust and use, the mounting frame and the wheel frame are respectively provided with bearing accommodating grooves corresponding to the rotating bearings.

[0014] The utility model has the following beneficial effects:

[0015] The utility model discloses a connecting rod and cooperation rotating structure, and positioning and rotating connection are formed between the mounting frame, the wheel frame and the supporting member, the supporting member can be adjusted and supported up and down by the tool screwing the rotating rod and driving the connecting rod to rotate, the rotating adjustment supporting mode is very convenient and labor-saving.

[0016] Meanwhile, the installation direction of the rotating rod in the utility model can be fixed according to the mounting frame, compared with the prior art, the prior adjustment position direction changes along with the rotation of the wheel, and sometimes the inappropriately stopped position leads to inconvenient rotation adjustment of the operator, but the adjustment position of the rotating rod in the structure does not change after installation, so the convenient adjustment direction can be set according to the use requirement, and the later adjustment operation is very convenient. DRAWINGS

[0017] Fig. 1 is the perspective view of the utility model.

[0018] Fig. 2 is an exploded view of the utility model;

[0019] Fig. 3 is a sectional view of the utility model (support piece is not in the state of supporting out);

[0020] Fig. 4 is a sectional view of the utility model (support piece is in the state of supporting out). DETAILED DESCRIPTION

[0021] The utility model is further described in conjunction with the drawings.

[0022] Please refer to Figs. 1 to 4 The utility model provides a balance wheel convenient to adjust and use, and it is characterized by comprising mounting frame 1, wheel frame 2, wheel 3, support piece 4, connecting rod 5, the connecting rod 5 is passed through mounting frame 1, wheel frame 2, support piece 4 and forms the connection between three, the connecting rod 5 is provided with positioning piece 6, positioning piece 6 makes wheel frame 2 and mounting frame 1 form positioning, and wheel frame 2 and mounting frame 1 can rotate relatively, and connecting rod 5 can rotate relative to mounting frame 1 and wheel frame 2, wheel 3 is installed on wheel frame 2, support piece 4 is set in wheel frame 2, support piece 4 can only go up and down relative to wheel frame 2, and the lower end between connecting rod 5 and support piece 4 is screw connected, mounting frame 1 is provided with rotating rod 7, rotating rod 7 can drive connecting rod 5 to rotate, because support piece 4 can only go up and down relative to wheel frame 2, so that support piece 4 goes up and down relative to wheel frame 2 by screw connection between connecting rod 5 and support piece 4.

[0023] Further, mounting frame 1 includes upper frame body 8, lower frame body 9, upper frame body 8 and lower frame body 9 are fixedly connected and have mounting cavity 10 between the two, rotating gear 11 is fixedly installed on connecting rod 5, rotating gear 11 is in mounting cavity 10 correspondingly, rotating rod 7 can rotatably drive rotating gear 11 to rotate.

[0024] Further, upper thrust ball bearing 12 is arranged between wheel frame 2 and rotating gear 11, positioning piece 6 includes fixed nut 13, lower thrust ball bearing 14, fixed nut 13 is fixed with connecting rod 5, so that lower thrust ball bearing 14 is positioned and abuts against wheel frame 2, rotating bearing 15 is respectively arranged and set between connecting rod 5 and mounting frame 1, wheel frame 2, the cooperation between upper thrust ball bearing 12, lower thrust ball bearing 14, rotating bearing 15 and positioning piece 6 makes wheel frame 2 and mounting frame 1 form positioning and installation connection, and the rotatable connection between connecting rod 5, wheel frame 2 and mounting frame 1 is well ensured.

[0025] Specific, the support 4 is provided with lifting positioning slot 16, the wheel frame 2 is provided with lifting positioning boss 17 corresponding to lifting positioning slot 16. So as to ensure that support 4 relative to wheel frame 2 only can be lifted up and down.

[0026] Specific, the rotating rod 7 is rotatably installed between the upper frame body 8 and the lower frame body 9, and the end portion is provided with gear end portion 18 rotatably engaged with the rotating gear; the rotating rod 7 is provided with rotating rod bearing 19, and the upper frame body 8 and the lower frame body 9 are provided with positioning slot 20 corresponding to the rotating rod bearing 19 and rotating slot 21 accommodating the gear end portion 18. So as to make the rotating rod 7 and the mounting frame form positioning rotary connection.

[0027] Further, the wheel frame 2 is provided with positioning piece accommodating slot 22 corresponding to the positioning piece 6, and the mounting frame 1 and the wheel frame 2 are respectively provided with bearing accommodating slot 23 corresponding to the rotating bearing 15. So as to reduce the overall height of the balance wheel, and facilitate installation and connection.

[0028] When adjusting the support for use, the rotating rod 7 is twisted by a tool, the rotating rod 7 is rotated by the rotating gear 11, so as to drive the connecting rod 5 to rotate, and the connecting rod 5 and the support 4 are rotated to make the support 4 move up and down, so as to move up and down the support adjustment of the balance wheel.

[0029] The above is a kind of balance wheel provided by the utility model embodiment for adjusting use is introduced in detail, specific examples are applied in this paper, the principle and implementation mode of the utility model are described, the above embodiment is only used to help understanding the technical scheme disclosed by the utility model;At the same time, for the general technical personnel in the art, according to the idea of the utility model, there will be changes in specific implementation mode and application range, and the above-mentioned, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A self-balancing wheel that facilitates adjustment of use, characterized by: The utility model provides a kind of wheel chair, including mounting frame (1), wheel frame (2), wheel (3), support piece (4), connecting rod (5);The connecting rod (5) is passed from mounting frame (1), wheel frame (2), support piece (4) and is connected between three, connecting rod (5) is provided with positioning member (6), positioning member (6) makes wheel frame (2) and mounting frame (1) between form positioning, and make it can relatively rotate between two, connecting rod (5) can rotate relative to mounting frame (1), wheel frame (2) simultaneously, wheel (3) is installed on wheel frame (2);The support piece (4) is arranged in wheel frame (2), support piece (4) only can be lifted and lowered relative to wheel frame (2), the lower end of connecting rod (5) is threadedly connected between support piece (4), the mounting frame (1) is provided with rotating rod (7), rotating rod (7) can drive connecting rod (5) to rotate, since support piece (4) only can be lifted and lowered relative to wheel frame (2), so that support piece (4) is lifted and lowered relative to wheel frame (2) by the thread connection between connecting rod (5) and support piece (4).

2. A self-balancing wheel for ease of use according to claim 1, wherein: The mounting frame (1) includes upper frame body (8), lower frame body (9), the upper frame body (8) and the lower frame body (9) are fixedly connected, and have a mounting cavity (10) between the two, the connecting rod (5) is fixedly installed with rotating gear (11), the rotating gear (11) is in the mounting cavity (10) correspondingly, the rotating rod (7) can rotate and drive rotating gear (11) to rotate.

3. A self-balancing wheel for ease of use according to claim 2, wherein: The wheel frame (2) and the rotating gear (11) are provided with an upper thrust ball bearing (12), and the upper thrust ball bearing (12) cooperates with the positioning member (6) to form a positioning and rotating connection between the wheel frame (2) and the mounting frame (1).

4. A self-balancing wheel for ease of use according to claim 1, wherein: The positioning member (6) includes a fixed nut (13) and a lower thrust ball bearing (14), the fixed nut (13) is fixed with the connecting rod (5) to position the lower thrust ball bearing (14) against the wheel frame (2).

5. A self-balancing wheel for ease of use according to claim 4, wherein: Rotating bearings (15) are respectively installed between the connecting rod (5) and the mounting frame (1) and the wheel frame (2).

6. A self-balancing wheel for ease of use according to claim 1, wherein: The support piece (4) is provided with a lifting and positioning groove (16), and the wheel frame (2) is provided with a lifting and positioning boss (17) corresponding to the lifting and positioning groove (16).

7. A self-balancing wheel for ease of use according to claim 2, wherein: The rotating rod (7) is rotatably installed between the upper frame body (8) and the lower frame body (9), and a gear end portion (18) is arranged at an end of the rotating rod (7) to engage with the rotating gear.

8. A self-balancing wheel for ease of use according to claim 7, wherein: The rotating rod (7) is provided with a rotating rod bearing (19), and the upper frame body (8) and the lower frame body (9) are provided with a positioning groove (20) corresponding to the rotating rod bearing (19) and a rotating groove (21) accommodating the gear end portion (18).

9. A self-balancing wheel for ease of use according to claim 4, wherein: The wheel frame (2) is provided with a positioning member accommodating groove (22) corresponding to the positioning member (6).

10. A self-balancing wheel for ease of use according to claim 5, wherein: The mounting frame (1) and the wheel frame (2) are respectively provided with a bearing accommodating groove (23) corresponding to the rotating bearing (15).

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